When Is The First Day Of Winter 2024 Usa. Here's what to expect for the season in oklahoma. Winter begins on saturday, december 21, 2024—also known as the winter solstice.

Here are the equinox and solstice dates—plus, answers to common questions about the. The winter solstice, which marks the first day of winter 2024, occurs on saturday, december 21, 2024 at 4:21 a.m.